Rockefeller Center in New York was the vision of John D. Rockefeller. The plaza was constructed during the Great Depression and provided jobs to over 40,000 people. After its opening in 1933, the Center continued to establish itself has a mainstay in New York society through innovations such as the Christmas Tree and the skating rink. The most noticeable structure of the plaza is the skyscraper at 30 Rockefeller Plaza. It was designed by architect Raymond Hood in the art deco style and is one of the few buildings of that era to not have a spire at the top. The building has had several high profile tenants including: RCA, GE, NBC Studios, and Comcast. Official landmark status was granted to the building in 1985.